[INFO] cloning repository https://github.com/ryands17/algorithms-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryands17/algorithms-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Falgorithms-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Falgorithms-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 80f6e2a25314fc79edab0a2237ea01853137f6f2
[INFO] testing ryands17/algorithms-rust against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryands17%2Falgorithms-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryands17/algorithms-rust on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryands17/algorithms-rust
[INFO] finished tweaking git repo https://github.com/ryands17/algorithms-rust
[INFO] tweaked toml for git repo https://github.com/ryands17/algorithms-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ryands17/algorithms-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fa684ecde1e626dfe540b64617e998b42701976a52d2a9ed169a8d3b09f8e72
[INFO] running `Command { std: "docker" "start" "-a" "4fa684ecde1e626dfe540b64617e998b42701976a52d2a9ed169a8d3b09f8e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa684ecde1e626dfe540b64617e998b42701976a52d2a9ed169a8d3b09f8e72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa684ecde1e626dfe540b64617e998b42701976a52d2a9ed169a8d3b09f8e72", kill_on_drop: false }`
[INFO] [stdout] 4fa684ecde1e626dfe540b64617e998b42701976a52d2a9ed169a8d3b09f8e72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45ab092f346b93a0ce8a0494310303a53ebb49d44c787ffa83fe3b630006f67a
[INFO] running `Command { std: "docker" "start" "-a" "45ab092f346b93a0ce8a0494310303a53ebb49d44c787ffa83fe3b630006f67a", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "45ab092f346b93a0ce8a0494310303a53ebb49d44c787ffa83fe3b630006f67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ab092f346b93a0ce8a0494310303a53ebb49d44c787ffa83fe3b630006f67a", kill_on_drop: false }`
[INFO] [stdout] 45ab092f346b93a0ce8a0494310303a53ebb49d44c787ffa83fe3b630006f67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 853208335c1c51b7b472f8601cd7f1343938c3bbc415604c7e3a6d7dd5bdc285
[INFO] running `Command { std: "docker" "start" "-a" "853208335c1c51b7b472f8601cd7f1343938c3bbc415604c7e3a6d7dd5bdc285", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "853208335c1c51b7b472f8601cd7f1343938c3bbc415604c7e3a6d7dd5bdc285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853208335c1c51b7b472f8601cd7f1343938c3bbc415604c7e3a6d7dd5bdc285", kill_on_drop: false }`
[INFO] [stdout] 853208335c1c51b7b472f8601cd7f1343938c3bbc415604c7e3a6d7dd5bdc285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e4d4c55552092bf29fb2a99aa2aa263f64713160e5f5aaaf1e1fdbce8aaed980
[INFO] running `Command { std: "docker" "start" "-a" "e4d4c55552092bf29fb2a99aa2aa263f64713160e5f5aaaf1e1fdbce8aaed980", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms_rust-a1d3fcabedeed318)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test algorithms::anagram::tests::is_an_anagram ... ok
[INFO] [stdout] test algorithms::anagram::tests::is_not_an_anagram ... ok
[INFO] [stdout] test algorithms::capitalize::tests::capitalize_words ... ok
[INFO] [stdout] test algorithms::chunks::tests::chunk_basic ... ok
[INFO] [stdout] test algorithms::chunks::tests::chunk_size_greater_than_vec ... ok
[INFO] [stdout] test algorithms::collatz::tests::gets_correct_steps_for_an_even_number ... ok
[INFO] [stdout] test algorithms::collatz::tests::gets_correct_steps_for_an_odd_number ... ok
[INFO] [stdout] test algorithms::matrix::tests::works_on_square_matrices ... ok
[INFO] [stdout] test algorithms::matrix::tests::works_on_rectangular_matrices ... ok
[INFO] [stdout] test algorithms::max_chars::tests::max_single_char ... ok
[INFO] [stdout] test algorithms::max_chars::tests::max_char_long_str ... ok
[INFO] [stdout] test algorithms::palindrome::tests::should_not_be_palindrome ... ok
[INFO] [stdout] test algorithms::reverse_uint::tests::reverse_large_integer ... ok
[INFO] [stdout] test algorithms::reverse_uint::tests::reverse_single_integer ... ok
[INFO] [stdout] test algorithms::stack::tests::push_to_stack ... ok
[INFO] [stdout] test algorithms::stack::tests::pop_from_stack ... ok
[INFO] [stdout] test algorithms::sum_of_two::tests::sum_of_two_doesnt_match ... ok
[INFO] [stdout] test algorithms::sum_of_two::tests::sum_of_two_matches ... ok
[INFO] [stdout] test algorithms::vowels::tests::count_uppercase ... ok
[INFO] [stdout] test algorithms::vowels::tests::counts_vowels ... ok
[INFO] [stdout] test algorithms::vowels::tests::no_match ... ok
[INFO] [stdout] test algorithms::palindrome::tests::should_be_palindrome ... ok
[INFO] [stdout] test algorithms::reverse_string::tests::should_reverse_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms_rust-d4ecb6376f145a14)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algorithms-rust
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4d4c55552092bf29fb2a99aa2aa263f64713160e5f5aaaf1e1fdbce8aaed980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4d4c55552092bf29fb2a99aa2aa263f64713160e5f5aaaf1e1fdbce8aaed980", kill_on_drop: false }`
[INFO] [stdout] e4d4c55552092bf29fb2a99aa2aa263f64713160e5f5aaaf1e1fdbce8aaed980